Home / 2,225,344.80-3,338,017.20-806,419.20

Finding the Fourth Proportional to 2,225,344.80, 3,338,017.20 and 806,419.20

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Solution

The fourth proportional to 2,225,344.80, 3,338,017.20 and 806,419.20 is: 1,209,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,344.80 : 3,338,017.20 = 806,419.20 : x
  2. Step 2: Convert to fraction form
    2,225,344.80/3,338,017.20 = 806,419.20/x
  3. Step 3: Cross multiply
    2,225,344.80x = 3,338,017.20 × 806,419.20
  4. Step 4: Simplify right side
    2,225,344.80x = 2,691,841,160,010.24
  5. Step 5: Solve for x
    x = 2,691,841,160,010.24/2,225,344.80
  6. Step 6: Final answer
    x = 1,209,628.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.